---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-1643 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 10G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 649 12701 4 2638 15010 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:e6:3b:fb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.91/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83921sec preferred_lft 83921sec inet6 fe80::f816:3eff:fee6:3bfb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:f2:6b:08:12:82 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-v1-8c-8g-1643) 09/15/26 _x86_64_ (4 CPU) 18:42:17 LINUX RESTART (4 CPU) 18:50:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:00:23 1.37 0.20 1.15 0.02 2.00 14.58 217.71 19:10:44 1.15 0.00 1.15 0.00 0.00 13.40 0.00 19:20:18 1.26 0.00 1.26 0.00 0.01 14.31 0.00 Average: 1.26 0.07 1.18 0.01 0.67 14.09 72.40 18:50:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:00:23 13717076 15490312 528696 3.23 54232 1947252 1170500 6.72 176324 2226928 172 19:10:44 13716332 15490084 528868 3.23 54600 1947392 1170564 6.72 176696 2226488 136 19:20:18 13715580 15489724 529180 3.23 54948 1947400 1170564 6.72 177072 2227136 16 Average: 13716329 15490040 528915 3.23 54593 1947348 1170543 6.72 176697 2226851 108 18:50:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:00:23 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:00:23 ens3 0.39 0.22 0.13 0.28 0.00 0.00 0.00 0.00 19:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:44 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:10:44 ens3 0.24 0.17 0.09 0.21 0.00 0.00 0.00 0.00 19:10:44 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:18 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 19:20:18 ens3 0.29 0.21 0.11 0.21 0.00 0.00 0.00 0.00 19:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 0.31 0.20 0.11 0.23 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-v1-8c-8g-1643) 09/15/26 _x86_64_ (4 CPU) 18:42:17 LINUX RESTART (4 CPU) 18:50:27 CPU %user %nice %system %iowait %steal %idle 19:00:23 all 0.07 0.00 0.02 0.01 0.00 99.89 19:00:23 0 0.02 0.00 0.02 0.01 0.00 99.96 19:00:23 1 0.08 0.00 0.03 0.01 0.00 99.88 19:00:23 2 0.03 0.00 0.03 0.01 0.00 99.93 19:00:23 3 0.15 0.00 0.02 0.02 0.00 99.81 19:10:44 all 0.13 0.00 0.02 0.01 0.00 99.84 19:10:44 0 0.01 0.00 0.02 0.03 0.00 99.94 19:10:44 1 0.43 0.00 0.02 0.00 0.00 99.55 19:10:44 2 0.04 0.00 0.02 0.00 0.00 99.94 19:10:44 3 0.05 0.00 0.02 0.00 0.00 99.93 19:20:18 all 0.13 0.00 0.03 0.01 0.00 99.83 19:20:18 0 0.02 0.00 0.02 0.03 0.00 99.92 19:20:18 1 0.47 0.00 0.03 0.00 0.00 99.49 19:20:18 2 0.02 0.00 0.02 0.00 0.00 99.96 19:20:18 3 0.03 0.00 0.03 0.01 0.00 99.93 Average: all 0.11 0.00 0.02 0.01 0.00 99.85 Average: 0 0.02 0.00 0.02 0.02 0.00 99.94 Average: 1 0.33 0.00 0.02 0.00 0.00 99.64 Average: 2 0.03 0.00 0.02 0.00 0.00 99.94 Average: 3 0.08 0.00 0.02 0.01 0.00 99.89